<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>state简写方式</title>
  <script src="https://unpkg.com/react@16/umd/react.development.js"></script>
  <script src="https://unpkg.com/react-dom@16/umd/react-dom.development.js"></script>
  <!-- 生产环境中不建议使用 -->
  <script src="https://unpkg.com/babel-standalone@6.15.0/babel.min.js"></script>
</head>
<style>

</style>

<body>
  <!-- 容器 -->
  <div id="test"></div>

  <script type="text/babel">
    class Weather extends React.Component {
      // 初始化状态
      state = {
        isHot: false,
        wind: "微风"
      }
      render() {
        // console.log(this);
        let { isHot, wind } = this.state;
        return <h3 onClick={this.changeWeather}>今天天气很{isHot ? '炎热' : '凉快'}。{wind}</h3>
      }

      // 自定义方法
      changeWeather = () => {
        console.log(this);
        const isHot = this.state.isHot;
        this.setState({ isHot: !isHot })
      }
    }

    ReactDOM.render(<Weather />, document.getElementById("test"))

  </script>

</body>

</html>
